Submission #120401

#	Time	Username	Problem	Language	Result	Execution time	Memory
120401		popovicirobert	Untitled (POI11_imp)	C++14	100 / 100	735 ms	33528 KiB

Main

#include <bits/stdc++.h>
#define ll long long
#define ull unsigned long long
#define lsb(x) (x & (-x)) 

using namespace std;

const int MAXN = 3000;

bitset < 3005 > edge[MAXN + 1];
bool vis[MAXN + 1];

int main() {
	//ifstream cin("A.in");
	//ofstream cout("A.out");
	int i, j, n, m;
	ios::sync_with_stdio(false);
	cin.tie(0), cout.tie(0);
	
	cin >> n >> m;

	for(i = 1; i <= m; i++) {
		int x, y;
		cin >> x >> y;
		edge[x][y] = edge[y][x] = 1;
	}

	for(i = 1; i <= n; i++) {
		if(vis[i]) continue;

		for(j = 1; j <= n; j++) {
			if(i != j && edge[i][j] == 0 && vis[j] == 0) {
				vis[i] = vis[j] = 1;
				break;
			}
		}
	}

	int cnt = 0;
	for(i = 1; i <= n; i++) {
		if(vis[i] == 0) {
			cnt++;
			if(cnt <= n / 3) {
				cout << i << " ";
			}
		}
	}

	return 0;
}

• Subtask 1: 9 / 9
• Subtask 2: 9 / 9
• Subtask 3: 9 / 9
• Subtask 4: 9 / 9
• Subtask 5: 9 / 9
• Subtask 6: 9 / 9
• Subtask 7: 9 / 9
• Subtask 8: 9 / 9
• Subtask 9: 9 / 9
• Subtask 10: 9 / 9
• Subtask 11: 10 / 10